How do they match: Heating, Air Conditioning, and Refrigeration Mechanics and Installers

  • Environmental Control System Installer
  • Environmental Control System Servicer
  • Heating, Ventilation, and Air Conditioning Control Technician

  • Adjust system controls to settings recommended by manufacturer to balance system.
  • Install expansion and control valves, using acetylene torches and wrenches.
  • Lay out and connect electrical wiring between controls and equipment, according to wiring diagrams, using electrician's hand tools.